BS EN 50131-2-5. Alarm systems. Intrusion and hold-up systems. Part 2-5. Requirements for combined passive infrared and ultrasonic detectors
英国标准EN 50131-2-5 警报系统 入侵和拦截系统 第2-5部分 被动红外和超声波组合探测器的要求
Cross References:EN 50130-4:1995EN 50130-5:1998EN 50131-1EN 60068IEC 60068EN 60068-1:1994EN 60068-2-52IEC 60068-2-52IEC 60068-1:1988IEC 60068-1:1988/A1:1992IEC 60068-1:1988/Corr1:1988EN 50131-6EN 60529:1991All current amendments available at time of purchase are included with the purchase of this document.